This update for icinga2 fixes the following issues :
– Info that since version 2.12.0 following security issue is fixed: prepare-dirs script allows for symlink attack in the icinga user context. boo#1172171 (CVE-2020-14004)
Update to 2.12.1 :
– Bugfixes
+ Core
– Fix crashes during config update #8348 #8345
– Fix crash while removing a downtime #8228
– Ensure the daemon doesn’t get killed by logrotate #8170
– Fix hangup during shutdown #8211
– Fix a deadlock in Icinga DB #8168
– Clean up zombie processes during reload #8376
– Reduce check latency #8276
+ IDO
– Prevent unnecessary IDO updates #8327 #8320
– Commit IDO MySQL transactions earlier #8349
– Make sure to insert IDO program status #8330
– Improve IDO queue stats logging #8271 #8328 #8379
+ Misc
– Ensure API connections are closed properly #8293
– Prevent unnecessary notifications #8299
– Don’t skip null values of command arguments #8174
– Fix Windows .exe version #8234
– Reset Icinga check warning after successful config update #8189
Update to 2.12.0 :
– Breaking changes
– Deprecate Windows plugins in favor of our
– PowerShell plugins #8071
– Deprecate Livestatus #8051
– Refuse acknowledging an already acknowledged checkable #7695
– Config lexer: complain on EOF in heredocs, i.e.
(((abc #7541
– Enhancements
+ Core
– Implement new database backend: Icinga DB #7571
– Re-send notifications previously suppressed by their time periods #7816
+ API
– Host/Service: Add acknowledgement_last_change and next_update attributes #7881 #7534
– Improve error message for POST queries #7681
– /v1/actions/remove-comment: let users specify themselves #7646
– /v1/actions/remove-downtime: let users specify themselves #7645
– /v1/config/stages: Add ‘activate’ parameter #7535
+ CLI
– Add pki verify command for better TLS certificate troubleshooting #7843
– Add OpenSSL version to ‘Build’ section in –version #7833
– Improve experience with ‘Node Setup for Agents/Satellite’ #7835
+ DSL
– Add get_template() and get_templates() #7632
– MacroProcessor::ResolveArguments(): skip null argument values #7567
– Fix crash due to dependency apply rule with ignore_on_error and non-existing parent #7538
– Introduce ternary operator (x ? y : z) #7442
– LegacyTimePeriod: support specifying seconds #7439
– Add support for Lambda Closures (() use(x) => x and () use(x) => ( return x )) #7417
+ ITL
– Add notemp parameter to oracle health #7748
– Add extended checks options to snmp-interface command template #7602
– Add file age check for Windows command definition #7540
+ Docs
– Development: Update debugging instructions #7867
– Add new API clients #7859
– Clarify CRITICAL vs. UNKNOWN #7665
– Explicitly explain how to disable freshness checks #7664
– Update installation for RHEL/CentOS 8 and SLES 15 #7640
– Add Powershell example to validate the certificate #7603
+ Misc
– Don’t send event::Heartbeat to unauthenticated peers #7747
– OpenTsdbWriter: Add custom tag support #7357
– Bugfixes
+ Core
– Fix JSON-RPC crashes #7532 #7737
– Fix zone definitions in zones #7546
– Fix deadlock during start on OpenBSD #7739
– Consider PENDING not a problem #7685
– Fix zombie processes after reload #7606
– Don’t wait for checks to finish during reload #7894
+ Cluster
– Fix segfault during heartbeat timeout with clients not yet signed #7970
– Make the config update process mutually exclusive (Prevents file system race conditions) #7936
– Fix check_timeout not being forwarded to agent command endpoints #7861
– Config sync: Use a more friendly message when configs are equal and don’t need a reload #7811
– Fix open connections when agent waits for CA approval #7686
– Consider a JsonRpcConnection alive on a single byte of TLS payload, not only on a whole message #7836
– Send JsonRpcConnection heartbeat every 20s instead of 10s #8102
– Use JsonRpcConnection heartbeat only to update connection liveness (m_Seen) #8142
– Fix TLS context not being updated on signed certificate messages on agents #7654
+ API
– Close connections w/o successful TLS handshakes after 10s #7809
– Handle permission exceptions soon enough, returning 404 #7528
+ SELinux
– Fix safe-reload #7858
– Allow direct SMTP notifications #7749
+ Windows
– Terminate check processes with UNKNOWN state on timeout #7788
– Ensure that log replay files are properly renamed #7767
+ Metrics
– Graphite/OpenTSDB: Ensure that reconnect failure is detected #7765
– Always send 0 as value for thresholds #7696
+ Scripts
– Fix notification scripts to stay compatible with Dash #7706
– Fix bash line continuation in mail-host-notification.sh #7701
– Fix notification scripts string comparison #7647
– Service and host mail-notifications: Add line-breaks to very long output #6822
– Set correct UTF-8 email subject header (RFC1342) #6369
+ Misc
– DSL: Fix segfault due to passing null as custom function to Array#(sort,map,reduce,filter,any,all)() #8053
– CLI: pki save-cert: allow to specify –key and –cert for backwards compatibility #7995
– Catch exception when trusted cert is not readable during node setup on agent/satellite #7838
– CheckCommand ssl: Fix wrong parameter -N #7741
– Code quality fixes
– Small documentation fixes
– Update to 2.11.5 Version 2.11.5 fixes file system race conditions in the config update process occurring in large HA environments and improves the cluster connection liveness mechanisms.
– Bugfixes
+ Make the config update process mutually exclusive (Prevents file system race conditions) #8093
+ Consider a JsonRpcConnection alive on a single byte of TLS payload, not only on a whole message #8094
+ Send JsonRpcConnection heartbeat every 20s instead of 10s #8103
+ Use JsonRpcConnection heartbeat only to update connection liveness (m_Seen) #8097
– Update to 2.11.4 Version 2.11.4 fixes a crash during a heartbeat timeout with clients not yet signed. It also resolves an issue with endpoints not reconnecting after a reload/deploy, which caused a lot of UNKNOWN states.
– Bugfixes
+ Cluster
– Fix segfault during heartbeat timeout with clients not yet signed #7997
– Fix endpoints not reconnecting after reload (UNKNOWN hosts/services after reload) #8043
+ Setup
– Fix exception on trusted cert not readable during node setup #8044
– prepare-dirs: Only set permissions during directory creation #8046
+ DSL
– Fix segfault on missing compare function in Array functions (sort, map, reduce, filter, any, all) #8054
– Update to 2.11.3
– Bugfixes
– Cluster Fix JSON-RPC crashes (#7532) in large environments: #7846 #7848 #7849
– Set minimum require boost version to 1.66
– Fix boo#1159869 Permission error when use the icinga cli wizard.
– BuildRequire pkgconfig(libsystemd) instead of systemd-devel: Aloow OBS to shortcut through the -mini flavors.
– Update to 2.11.2 This release fixes a problem where the newly introduced config sync ‘check-change-then-reload’ functionality could cause endless reload loops with agents. The most visible parts are failing command endpoint checks with ‘not connected’ UNKNOWN state. Only applies to HA enabled zones with 2 masters and/or 2 satellites.
– Bugfixes
– Cluster Config Sync
– Config sync checksum change detection may not work within high load HA clusters #7565
– Update to 2.11.1 This release fixes a hidden long lasting bug unveiled with 2.11 and distributed setups.
If you are affected by agents/satellites not accepting configuration anymore, or not reloading, please upgrade.
– Bugfixes
– Cluster Config Sync
– Never accept authoritative config markers from other instances #7552
– This affects setups where agent/satellites are newer than the config master, e.g. satellite/agent=2.11.0, master=2.10.
– Configuration
– Error message for command_endpoint should hint that zone is not set #7514
– Global variable ‘ActiveStageOverride’ has been set implicitly via ‘ActiveStageOverride … #7521
– Documentation
– Docs: Add upgrading/troubleshooting details for repos, config sync, agents #7526
– Explain repository requirements for 2.11:
https://icinga.com/docs/icinga2/latest/doc/16-upgrading- icinga-2/#added-boost-166
– command_endpoint objects require a zone:
https://icinga.com/docs/icinga2/latest/doc/16-upgrading- icinga-2/#agent-hosts-with-command-endpoint-require-a-zo ne
– Zones declared in zones.d are not loaded anymore:
https://icinga.com/docs/icinga2/latest/doc/16-upgrading- icinga-2/#config-sync-zones-in-zones
– Update to 2.11.0
– Core
– Rewrite Network Stack (cluster, REST API) based on Boost Asio, Beast, Coroutines
– Technical concept: #7041
– Requires package updates: Boost >1.66 (either from packages.icinga.com, EPEL or backports). SLES11 & Ubuntu 14 are EOL.
– Require TLS 1.2 and harden default cipher list
– Improved Reload Handling (umbrella process, now 3 processes at runtime)
– Support running Icinga 2 in (Docker) containers natively in foreground
– Quality: Use Modern JSON for C++ library instead of YAJL (dead project)
– Quality: Improve handling of invalid UTF8 strings
– API
– Fix crashes on Linux, Unix and Windows from Nessus scans #7431
– Locks and stalled waits are fixed with the core rewrite in #7071
– schedule-downtime action supports all_services for host downtimes
– Improve storage handling for runtime created objects in the _api package
– Cluster
– HA aware features & improvements for failover handling #2941 #7062
– Improve cluster config sync with staging #6716
– Fixed that same downtime/comment objects would be synced again in a cluster loop #7198
– Checks & Notifications
– Ensure that notifications during a restart are sent
– Immediately notify about a problem after leaving a downtime and still NOT-OK
– Improve reload handling and wait for features/metrics
– Store notification command results and sync them in HA enabled zones #6722
– DSL/Configuration
– Add getenv() function
– Fix TimePeriod range support over midnight
– concurrent_checks in the Checker feature has no effect, use the global MaxConcurrentChecks constant instead
– CLI
– Permissions: node wizard/setup, feature, api setup now run in the Icinga user context, not root
– ca list shows pending CSRs by default, ca remove/restore allow to delete signing requests
– ITL
– Add new commands and missing attributes
– Windows
– Update bundled NSClient++ to 0.5.2.39
– Refine agent setup wizard & update requirements to .NET 4.6
– Documentation
– Service Monitoring: How to create plugins by example, check commands and a modern version of the supported plugin API with best practices
– Features: Better structure on metrics, and supported features
– Technical Concepts: TLS Network IO, Cluster Feature HA, Cluster Config Sync
– Development: Rewritten for better debugging and development experience for contributors including a style guide. Add nightly build setup instructions.
– Packaging: INSTALL.md was integrated into the Development chapter, being available at https://icinga.com/docs too.
– Update to 2.10.6
– Bugfixes
– Fix el7 not loading ECDHE cipher suites #7247
– update to 2.10.5
– Core
– Fix crashes with logrotate signals #6737 (thanks Elias Ohm)
– API
– Fix crashes and problems with permission filters from recent Namespace introduction #6785 (thanks Elias Ohm) #6874 (backported from 2.11)
– Reduce log spam with locked connections (real fix is the network stack rewrite in 2.11) #6877
– Cluster
– Fix problems with replay log rotation and storage #6932 (thanks Peter Eckel)
– IDO DB
– Fix that reload shutdown deactivates hosts and hostgroups (introduced in 2.9) #7157
– Documentation
– Improve the REST API chapter: Unix timestamp handling, filters, unify POST requests with filters in the body
– Better layout for the features chapter, specifically metrics and events
– Split object types into monitoring, runtime, features
– Add technical concepts for cluster messagesRead More
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